<template>
  <el-dialog :title="showTitle" :visible="showDialog" @close="close">
    <!-- 放置弹层内容 -->
    <el-form ref="addDept" :model="formData" :rules="rules" label-width="120px">
      <el-form-item prop="name" label="部门名称">
        <el-input v-model="formData.name" placeholder="2-10 个字符" style="width:80%" size="mini" />
      </el-form-item>
      <el-form-item prop="code" label="部门编码">
        <el-input v-model="formData.code" placeholder="2-10 个字符" style="width:80%" size="mini" />
      </el-form-item>
      <el-form-item prop="managerId" label="部门负责人">
        <el-select v-model="formData.managerId" placeholder="请选择部门负责人" style="width:80%" size="mini">
          <!-- 下拉选项 -->
          <el-option v-for="item in managerList" :key="item.id" :label="item.username" :value="item.id" />
        </el-select>
      </el-form-item>
      <el-form-item prop="introduce" label="部门介绍">
        <el-input v-model="formData.introduce" placeholder="1-100 个字符" type="textarea" size="mini" :rows="4" style="width:80%" />
      </el-form-item>
      <el-form-item>
        <el-row type="flex" justify="center">
          <el-col :span="12">
            <el-button size="mini" type="primary" @click="btnOk">确定</el-button>
            <el-button size="mini" type="info" @click="close">取消</el-button>
          </el-col>
        </el-row>
      </el-form-item>
    </el-form>
  </el-dialog>
</template>

<script>
import { getDepartmentDetail, getDepartment, getManagerList, addDepartment, updateDepartment } from '@/api/department'
export default {
  name: 'AddDept',
  props: {
    showDialog: {
      type: Boolean,
      default: false
    },
    currentNodeId: {
      type: Number,
      default: null
    }
  },
  data() {
    return {
      managerList: [], // 负责人列表
      formData: {
        code: '', // 部门编码
        introduce: '', // 部门介绍
        managerId: '', // 部门负责人id
        name: '', // 部门名称
        pid: '' // 父部门id
      },
      rules: {
        code: [
          { required: true, message: '部门编码不能为空', trigger: 'blur' },
          { min: 2, max: 10, message: '部门编码要求2-10个字符', trigger: 'blur' },
          { trigger: 'blur', validator: async(rule, value, callback) => {
            // 获取部门列表
            let result = await getDepartment()
            // 判断是否为编辑模式
            if (this.formData.id) {
              // 编辑场景
              result = result.filter(item => item.id !== this.formData.id)
            }
            // result 数组中是否存在 value 值
            if (result.some(item => item.code === value)) {
              callback(new Error('部门编码已存在'))
            } else {
              callback()
            }
          } }
        ], // 部门编码
        introduce: [
          { required: true, message: '部门介绍不能为空', trigger: 'blur' },
          { min: 1, max: 100, message: '部门介绍要求1-100个字符', trigger: 'blur' }
        ], // 部门介绍
        managerId: [
          { required: true, message: '部门负责人不能为空', trigger: 'blur' }
        ], // 部门负责人id
        name: [
          { required: true, message: '部门名称不能为空', trigger: 'blur' },
          { min: 2, max: 10, message: '部门名称要求2-10个字符', trigger: 'blur' },
          { trigger: 'blur', validator: async(rule, value, callback) => {
            // 获取部门列表
            let result = await getDepartment()
            if (this.formData.id) {
              // 编辑场景
              result = result.filter(item => item.id !== this.formData.id)
            }
            // result 数组中是否存在 value 值
            if (result.some(item => item.name === value)) {
              callback(new Error('部门名称已存在'))
            } else {
              callback()
            }
          } }
        ] // 部门名称
        // pid: [] // 父部门id
      }
    }
  },
  computed: {
    showTitle() {
      return this.formData.id ? '编辑部门' : '新增部门'
    }
  },
  created() {
    this.getManagerList()
  },
  methods: {
    // 获取组织详情
    async getDepartmentDetail() {
      const result = await getDepartmentDetail(this.currentNodeId)
      this.formData = result
    },
    // 点击确认时调用
    btnOk() {
      this.$refs.addDept.validate(async isOk => {
        if (isOk) {
          let msg = '新增'
          if (this.formData.id) {
            msg = '编辑'
            await updateDepartment(this.formData)
          } else {
            await addDepartment({ ...this.formData, pid: this.currentNodeId })
          }
          this.$emit('updateDepartment')
          this.$message.success(`${msg}部门成功`)
          this.close()
        }
      })
    },
    close() {
      this.formData = {
        code: '', // 部门编码
        introduce: '', // 部门介绍
        managerId: '', // 部门负责人id
        name: '', // 部门名称
        pid: '' // 父部门id
      }
      this.$refs.addDept.resetFields()
      this.$emit('update:showDialog', false)
    },
    async getManagerList() {
      const result = await getManagerList()
      this.managerList = result
    }
  }
}
</script>
